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-rw-r--r--backend/drm/backend.c1
-rw-r--r--backend/drm/drm.c141
-rw-r--r--backend/drm/drm.h8
3 files changed, 92 insertions, 58 deletions
diff --git a/backend/drm/backend.c b/backend/drm/backend.c
index dde34003..0a378477 100644
--- a/backend/drm/backend.c
+++ b/backend/drm/backend.c
@@ -53,6 +53,7 @@ static void session_signal(struct wl_listener *listener, void *data) {
for (size_t i = 0; i < drm->outputs->length; ++i) {
struct wlr_output_state *output = drm->outputs->items[i];
wlr_drm_output_start_renderer(output);
+ wlr_drm_crtc_set_cursor(drm, output->crtc);
}
} else {
wlr_log(L_INFO, "DRM fd paused");
diff --git a/backend/drm/drm.c b/backend/drm/drm.c
index 1cc52d35..5de99b78 100644
--- a/backend/drm/drm.c
+++ b/backend/drm/drm.c
@@ -15,6 +15,9 @@
#include <wlr/backend/interface.h>
#include <wlr/interfaces/wlr_output.h>
#include <wlr/util/log.h>
+#include <wlr/render/matrix.h>
+#include <wlr/render/gles2.h>
+#include <wlr/render.h>
#include "drm.h"
#include "drm-util.h"
@@ -174,7 +177,7 @@ void wlr_drm_renderer_free(struct wlr_drm_renderer *renderer) {
}
static bool wlr_drm_plane_renderer_init(struct wlr_drm_renderer *renderer,
- struct wlr_drm_plane *plane, uint32_t width, uint32_t height) {
+ struct wlr_drm_plane *plane, uint32_t width, uint32_t height, uint32_t flags) {
if (plane->width == width && plane->height == height) {
return true;
}
@@ -183,7 +186,7 @@ static bool wlr_drm_plane_renderer_init(struct wlr_drm_renderer *renderer,
plane->height = height;
plane->gbm = gbm_surface_create(renderer->gbm, width, height,
- GBM_FORMAT_XRGB8888, GBM_BO_USE_SCANOUT | GBM_BO_USE_RENDERING);
+ GBM_FORMAT_ARGB8888, GBM_BO_USE_RENDERING | flags);
if (!plane->gbm) {
wlr_log_errno(L_ERROR, "Failed to create GBM surface for plane");
return false;
@@ -203,8 +206,6 @@ static void wlr_drm_plane_renderer_free(struct wlr_drm_renderer *renderer,
if (!renderer || !plane)
return;
- wlr_log(L_DEBUG, "%s called", __func__);
-
if (plane->front)
gbm_surface_release_buffer(plane->gbm, plane->front);
if (plane->back)
@@ -215,12 +216,19 @@ static void wlr_drm_plane_renderer_free(struct wlr_drm_renderer *renderer,
if (plane->gbm)
gbm_surface_destroy(plane->gbm);
+ if (plane->wlr_surf)
+ wlr_surface_destroy(plane->wlr_surf);
+ if (plane->wlr_rend)
+ wlr_renderer_destroy(plane->wlr_rend);
+
plane->width = 0;
plane->height = 0;
plane->egl = EGL_NO_SURFACE;
plane->gbm = NULL;
plane->front = NULL;
plane->back = NULL;
+ plane->wlr_rend = NULL;
+ plane->wlr_surf = NULL;
}
static void free_fb(struct gbm_bo *bo, void *data) {
@@ -480,7 +488,7 @@ static bool wlr_drm_output_set_mode(struct wlr_output_state *output,
continue;
if (!wlr_drm_plane_renderer_init(&drm->renderer, crtc->primary,
- mode->width, mode->height)) {
+ mode->width, mode->height, GBM_BO_USE_SCANOUT)) {
wlr_log(L_ERROR, "Failed to initalise renderer for plane");
goto error_enc;
}
@@ -506,79 +514,95 @@ static void wlr_drm_output_transform(struct wlr_output_state *output,
output->base->transform = transform;
}
-static bool wlr_drm_output_set_cursor(struct wlr_output_state *output,
- const uint8_t *buf, int32_t stride, uint32_t width, uint32_t height) {
- struct wlr_backend_state *state = wl_container_of(output->renderer, state, renderer);
- if (!buf) {
- drmModeSetCursor(state->fd, output->crtc->id, 0, 0, 0);
+bool wlr_drm_crtc_set_cursor(struct wlr_backend_state *drm, struct wlr_drm_crtc *crtc) {
+ if (!crtc || !crtc->cursor || !crtc->cursor->gbm)
return true;
- }
- if (!gbm_device_is_format_supported(state->renderer.gbm,
- GBM_FORMAT_ARGB8888, GBM_BO_USE_CURSOR | GBM_BO_USE_WRITE)) {
- wlr_log(L_ERROR, "Failed to create cursor bo: ARGB8888 pixel format is "
- "unsupported on this device");
+ struct wlr_drm_plane *plane = crtc->cursor;
+
+ uint32_t bo_handle = gbm_bo_get_handle(plane->back).u32;
+ if (drmModeSetCursor(drm->fd, crtc->id, bo_handle, plane->width, plane->height)) {
+ wlr_log_errno(L_ERROR, "Failed to set hardware cursor");
return false;
}
- uint64_t bo_width, bo_height;
- int ret;
+ return true;
+}
- ret = drmGetCap(state->fd, DRM_CAP_CURSOR_WIDTH, &bo_width);
- bo_width = ret ? 64 : bo_width;
- ret = drmGetCap(state->fd, DRM_CAP_CURSOR_HEIGHT, &bo_height);
- bo_height = ret ? 64 : bo_height;
+static bool wlr_drm_output_set_cursor(struct wlr_output_state *output,
+ const uint8_t *buf, int32_t stride, uint32_t width, uint32_t height) {
+ struct wlr_backend_state *drm = wl_container_of(output->renderer, drm, renderer);
+ struct wlr_drm_renderer *renderer = output->renderer;
+ struct wlr_drm_crtc *crtc = output->crtc;
+ struct wlr_drm_plane *plane = crtc->cursor;
- if (width > bo_width || height > bo_width) {
- wlr_log(L_INFO, "Cursor too large (max %dx%d)", (int)bo_width, (int)bo_height);
- return false;
+ if (!buf) {
+ drmModeSetCursor(drm->fd, crtc->id, 0, 0, 0);
+ return true;
}
- for (int i = 0; i < 2; ++i) {
- if (output->cursor_bo[i]) {
- continue;
+ if (!plane) {
+ plane = calloc(1, sizeof(*plane));
+ if (!plane) {
+ wlr_log_errno(L_ERROR, "Allocation failed");
+ return false;
}
+ crtc->cursor = plane;
+ }
- output->cursor_bo[i] = gbm_bo_create(state->renderer.gbm, bo_width, bo_height,
- GBM_FORMAT_ARGB8888, GBM_BO_USE_CURSOR | GBM_BO_USE_WRITE);
+ if (!plane->gbm) {
+ int ret;
+ uint64_t w, h;
+ ret = drmGetCap(drm->fd, DRM_CAP_CURSOR_WIDTH, &w);
+ w = ret ? 64 : w;
+ ret = drmGetCap(drm->fd, DRM_CAP_CURSOR_HEIGHT, &h);
+ h = ret ? 64 : h;
+
+ if (width > w || height > h) {
+ wlr_log(L_INFO, "Cursor too large (max %dx%d)", (int)w, (int)h);
+ return false;
+ }
- if (!output->cursor_bo[i]) {
- wlr_log(L_ERROR, "Failed to create cursor bo");
+ if (!wlr_drm_plane_renderer_init(renderer, plane, w, h, GBM_BO_USE_CURSOR)) {
+ wlr_log(L_ERROR, "Cannot allocate cursor resources");
return false;
}
- }
- struct gbm_bo *bo;
- output->current_cursor ^= 1;
- bo = output->cursor_bo[output->current_cursor];
+ wlr_matrix_surface(plane->matrix, plane->width, plane->height,
+ output->base->transform);
- uint32_t bo_stride = gbm_bo_get_stride(bo);
- uint8_t tmp[bo_stride * height];
- memset(tmp, 0, sizeof(tmp));
+ plane->wlr_rend = wlr_gles2_renderer_init();
+ if (!plane->wlr_rend)
+ return false;
- for (size_t i = 0; i < height; ++i) {
- memcpy(tmp + i * bo_stride, buf + i * stride * 4, width * 4);
+ plane->wlr_surf = wlr_render_surface_init(plane->wlr_rend);
+ if (!plane->wlr_surf)
+ return false;
}
- if (gbm_bo_write(bo, tmp, sizeof(tmp)) < 0) {
- wlr_log(L_ERROR, "Failed to write cursor to bo");
- return false;
- }
+ wlr_drm_plane_make_current(renderer, plane);
- uint32_t bo_handle = gbm_bo_get_handle(bo).u32;
- if (drmModeSetCursor(state->fd, output->crtc->id, bo_handle, bo_width, bo_height)) {
- wlr_log_errno(L_INFO, "Failed to set hardware cursor");
- return false;
- }
+ wlr_surface_attach_pixels(plane->wlr_surf, WL_SHM_FORMAT_ARGB8888,
+ stride, width, height, buf);
- return true;
+ glViewport(0, 0, plane->width, plane->height);
+ glClearColor(0, 0, 0, 0);
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ float matrix[16];
+ wlr_surface_get_matrix(plane->wlr_surf, &matrix, &plane->matrix, 0, 0);
+ wlr_render_with_matrix(plane->wlr_rend, plane->wlr_surf, &matrix);
+
+ wlr_drm_plane_swap_buffers(renderer, plane);
+
+ return wlr_drm_crtc_set_cursor(drm, crtc);
}
static bool wlr_drm_output_move_cursor(struct wlr_output_state *output,
int x, int y) {
- struct wlr_backend_state *state =
- wl_container_of(output->renderer, state, renderer);
- return !drmModeMoveCursor(state->fd, output->crtc->id, x, y);
+ struct wlr_backend_state *drm =
+ wl_container_of(output->renderer, drm, renderer);
+ return !drmModeMoveCursor(drm->fd, output->crtc->id, x, y);
}
static void wlr_drm_output_destroy(struct wlr_output_state *output) {
@@ -786,9 +810,14 @@ void wlr_drm_output_cleanup(struct wlr_output_state *output, bool restore) {
restore = false;
}
- wlr_drm_plane_renderer_free(renderer, output->crtc->overlay);
- wlr_drm_plane_renderer_free(renderer, output->crtc->primary);
- wlr_drm_plane_renderer_free(renderer, output->crtc->cursor);
+ struct wlr_drm_crtc *crtc = output->crtc;
+ for (int i = 0; i < 3; ++i) {
+ wlr_drm_plane_renderer_free(renderer, crtc->planes[i]);
+ if (crtc->planes[i] && crtc->planes[i]->id == 0) {
+ free(crtc->planes[i]);
+ crtc->planes[i] = NULL;
+ }
+ }
output->crtc = NULL;
output->possible_crtc = 0;
diff --git a/backend/drm/drm.h b/backend/drm/drm.h
index feb932df..91346169 100644
--- a/backend/drm/drm.h
+++ b/backend/drm/drm.h
@@ -21,11 +21,9 @@
struct wlr_drm_plane {
uint32_t type;
uint32_t id;
- uint32_t fb_id;
uint32_t possible_crtcs;
- int32_t x, y;
uint32_t width, height;
struct gbm_surface *gbm;
@@ -34,6 +32,11 @@ struct wlr_drm_plane {
struct gbm_bo *front;
struct gbm_bo *back;
+ // Only used by cursor
+ float matrix[16];
+ struct wlr_renderer *wlr_rend;
+ struct wlr_surface *wlr_surf;
+
union wlr_drm_plane_props props;
};
@@ -159,5 +162,6 @@ void wlr_drm_scan_connectors(struct wlr_backend_state *state);
int wlr_drm_event(int fd, uint32_t mask, void *data);
void wlr_drm_output_start_renderer(struct wlr_output_state *output);
+bool wlr_drm_crtc_set_cursor(struct wlr_backend_state *drm, struct wlr_drm_crtc *crtc);
#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-10 14:44:18 +0000